Abstract
The recently discovered groups of submillimeter starless condensations at the junction of HII regions and molecular clouds, which are invisible in the optical and near IR ranges, are similar in many ways to visible radial systems of dark globules, specifically, in their densities of molecular hydrogen, sizes, proximity to bright stars of early classes (which may be responsible for their formation), etc. It is proposed that the groups of submm starless condensations are radial systems of dark globules that are optically invisible because they lie behind dark clouds. Thus, it is shown that these groups of condensations are not a new type of object.
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Translated from Astrofizika, Vol. 53, No. 1, pp. 131-143 (February 2010).
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Gyulbudaghian, A.L. Relationship of groups of submillimeter starless condensations to radial systems of dark globules. Astrophysics 53, 112–122 (2010). https://doi.org/10.1007/s10511-010-9104-2
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DOI: https://doi.org/10.1007/s10511-010-9104-2